Share 'About Amazon EMR'

Hello Fellow Data Scientists
This is my first forum query. I would like to keep it short and crisp. I have been working on Daata Science assignments lately. Would like to try my hand at ETL on large datasets using Amazon EMR. I earlier tried to integrate R with Hadoop through RHADOOP but I failed. Its a little complicated process.
Now somebody from a large ecom company suggested me to try EMR.…